package com.gulimall.search.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.gulimall.common.to.es.SkuEsModels;
import com.gulimall.search.config.ElasticSearchConfig;
import com.gulimall.search.constant.EsConstant;
import com.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.function.Function;
import java.util.stream.Collectors;

/**
 * @Description:
 * @Author: Zk
 * @Date: 2020/12/1 8:36
 */
@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {
    @Autowired
    RestHighLevelClient restHighLevelClient;
    @Override
    public boolean productStatusUp(List<SkuEsModels> skuEsModers) throws IOException {
        //保存es
        //给es中建立索引，product,建立好映射关系
        //给es中保存这些数据
        //BulkRequest bulkRequest, RequestOptions options
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModels model : skuEsModers) {
            //构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(model.getSkuId().toString() );
            String s = JSONObject.toJSONString(model);
            indexRequest.source(s, XContentType.JSON);

            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, ElasticSearchConfig.COMMON_OPTIONS);
        //TODO 如果批量错误
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(BulkItemResponse::getId).collect(Collectors.toList());
        log.info("商品上架完成：{},返回数据：",collect);
        return b;
    }
}
